| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cd(OH)2 + 4 NH4OH = [Cd(NH3)4](OH)2 + 4 H2O
Li(OH) + H2SeO3 = H2O + Li2SeO3 =>
2 Li(OH) + H2SeO3 = 2 H2O + Li2SeO3
H2SO4 + CH3COOH = H2O + (CH3CO)2SO4 =>
H2SO4 + 2 CH3COOH = 2 H2O + (CH3CO)2SO4
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
MnO4{-} + OH{-} + Fe2{+} = MnO42{-} + Fe3{+} + H2O =>
MnO4{-} + 76 OH{-} + 228 Fe2{+} = MnO42{-} + 152 Fe3{+} + 38 H2O
CuFeS2 + O2 = Cu2SFeS + SO2 + FeO =>
4 CuFeS2 + 5 O2 = 2 Cu2SFeS + 4 SO2 + 2 FeO
Zn + FeS = Fe + ZnS =>
Zn + FeS = Fe + ZnS
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Na2CO3(aq) + Mn(NO3)2(aq) = MnCO3(s) + NaNO3(aq) =>
Na2CO3(aq) + Mn(NO3)2(aq) = MnCO3(s) + 2 NaNO3(aq)
P2O5 + HF = HPO2F2 + O3 + H =>
3 P2O5 + 12 HF = 6 HPO2F2 + O3 + 6 H
Al + NaOH = Al((OH)4) + Na =>
Al + 4 NaOH = Al((OH)4) + 4 Na
K + SeO3 = KSeO3 =>
K + SeO3 = KSeO3
C94H20 + O2 = CO2 + H2O =>
C94H20 + 99 O2 = 94 CO2 + 10 H2O
Pb(CH3COOH)2 + NH4(C2H3O2) = Pb(C2H3O2)2 + NH4(CH3COOH) =>
Pb(CH3COOH)2 + 2 NH4(C2H3O2) = Pb(C2H3O2)2 + 2 NH4(CH3COOH)
Li2SO4 + H2SO4 = LiSO4 + H3SO4 =>
Li2SO4 + 3 H2SO4 = 2 LiSO4 + 2 H3SO4
Na + Ba3N2 = Ba + Na3N =>
6 Na + Ba3N2 = 3 Ba + 2 Na3N
Al3 + H2CO = Al3CO + H2 =>
Al3 + H2CO = Al3CO + H2
CH3CHOHCOOH + CH3CH2OH = CH3CHOHCOOCH2CH3 + H2O =>
CH3CHOHCOOH + CH3CH2OH = CH3CHOHCOOCH2CH3 + H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Zn + NaNO3 + CH3COOH = NH4NO2 + Zn(CH3COO)2 + Na(CH3COO) + H2O =>
5 Zn + 2 NaNO3 + 12 CH3COOH = NH4NO2 + 5 Zn(CH3COO)2 + 2 Na(CH3COO) + 4 H2O
Zn2SiO4 = SiO2 + ZnO =>
Zn2SiO4 = SiO2 + 2 ZnO
Ra + O2 = Ra3O2 =>
3 Ra + O2 = Ra3O2
HClO4(aq) + CaCO3(s) = Ca(ClO4)2(aq) + CO2(g) + H2O =>
2 HClO4(aq) + CaCO3(s) = Ca(ClO4)2(aq) + CO2(g) + H2O
Na2Cr2O7 + SO2 + H2SO4 = Na2SO4Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 SO2 + H2SO4 = Na2SO4Cr2(SO4)3 + H2O
AlF3 + Ca2S2 = Al2S3 + Ca + F2 =>
4 AlF3 + 3 Ca2S2 = 2 Al2S3 + 6 Ca + 6 F2
Pb(NO3)27H2O = PbO + NO2 + O2 + H2O =>
Pb(NO3)27H2O = PbO + 27 NO2 + 13 O2 + H2O
NaOH + (NH4)2SO4 = H2O + NH3 + Na2SO4 =>
2 NaOH + (NH4)2SO4 = 2 H2O + 2 NH3 + Na2SO4
SO3 + Li2O = S(LiO2)2 =>
SO3 + Li2O = S(LiO2)2
IO3{-} + H{+} = HIO3 =>
IO3{-} + H{+} = HIO3
N2H4 + O2 = N2 + H4O2 =>
N2H4 + O2 = N2 + H4O2
Fe2(SO4)3 + NH3 + H2O = H3FeO3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 H3FeO3 + 3(NH4)2SO4
C2H5OH + HO{-}SO2{-}OH = C2H5O{-}SO2{-}OC2H5 + H2O =>
C2H5OH + HO{-}SO2{-}OH = C2H5O{-}SO2{-}OC2H5 + H2O
Li + SO4 + BaCl2 = LiCl + BaSO4 =>
2 Li + SO4 + BaCl2 = 2 LiCl + BaSO4
N3 + F2 = NF3 =>
2 N3 + 9 F2 = 6 NF3
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
SnCl4 + K = KCl + Sn =>
SnCl4 + 4 K = 4 KCl + Sn
Ca5(PO)4OH + H = Ca5(PO)4 + H2O =>
Ca5(PO)4OH + H = Ca5(PO)4 + H2O
BaCl2(ac) + K2CrO4(ac) = Ba(CrO4)(s) + KCl(ac) =>
BaCl2(ac) + K2CrO4(ac) = Ba(CrO4)(s) + 2 KCl(ac)
C7H12 + Cl2 = C7H12Cl6 =>
C7H12 + 3 Cl2 = C7H12Cl6
C7H8 + HNO3 = H2O + C7H5O6N3 =>
C7H8 + 3 HNO3 = 3 H2O + C7H5O6N3
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Al(C2H3O2)3 + Mg(OH)2 = Al(OH)3 + Mg(CH3COO)2 =>
2 Al(C2H3O2)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(CH3COO)2
XCOH + Ag2O = Ag + XCOOH =>
XCOH + Ag2O = 2 Ag + XCOOH
Sn(NO3)2 + H2NCH2COOH = SnO + H2O + CO2 + N2 =>
9 Sn(NO3)2 + 10 H2NCH2COOH = 9 SnO + 25 H2O + 20 CO2 + 14 N2
Hg + H2O = HgO + H2 =>
Hg + H2O = HgO + H2
Mg2Si + HCl = MgCl2 + SiH4 =>
Mg2Si + 4 HCl = 2 MgCl2 + SiH4
CuO + NH4Cl = CuCl2 + (NH4)2O =>
CuO + 2 NH4Cl = CuCl2 + (NH4)2O
(NH4)OH + Ca(NO3)2 = Ca(OH)2 + NH4NO3 =>
2(NH4)OH + Ca(NO3)2 = Ca(OH)2 + 2 NH4NO3
Ba(NO3)2 + K2SO4 = BaSO4 + NO3K =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 NO3K
CaCl2 + FeCl3 = Fe2Ca3 + Cl2 =>
3 CaCl2 + 2 FeCl3 = Fe2Ca3 + 6 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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